-
Notifications
You must be signed in to change notification settings - Fork 0
/
vimtips.html
1059 lines (1057 loc) · 50.1 KB
/
vimtips.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
<html><head>
<title>Best of VIM Tips, gVIM's Key Features zzapper</title></head>
<meta name="description" content="Vim Multi-platform Text Editor for Programmers">
<meta name="keywords" content="vim,gvim,text editor,zzapper,bram moolenaar,notepad replacement,regular expressions,regexp,syntax">
</head>
<body bgcolor=#f0f0dd>
<table border=0>
<tr>
<td colspan=2>
<font face=arial>
<h3>Best of Vim Tips</h3>
zzapper 15 Years of Vi + 8+ years of Vim and still learning
<br>06Jun14 : Last Update (Now in VIM Help Format :h helptags)
<br>### These Tips are now being maintained at <a href='http://zzapper.co.uk/vimtips.html'>zzapper.co.uk/vimtips.html</a>
<br>
</font>
</td>
</tr>
<tr>
<td width=10% valign=top>
<!-- menu -->
<br><br><a href="http://www.zzapper.co.uk/">Tips Home</a>
<br><br><a href="http://www.vimtips-blog.com/">Vim Tips Blog (NEW)</a>
<br><br><a href="http://www.zzapper.co.uk/zshtips.html">ZSH</a>
<br><br><a href="http://www.zzapper.co.uk/cygwintips.php">Cygwin</a>
<br><br><a href="http://bestfreeprogramtips.blogspot.com/">VimTools</a>
<br><br><a href="http://iccf-holland.org/click5.html">Buy Vim Book</a> Support VIM
<br><br><a href='http://socialposter.com/generator.php?tip=links&c=all&url=http://rayninfo.co.uk/vimtips.html&title=Vim Editor Tips and Tricks&text=List of advanced tips for exploiting the power of the Vim Text Editor' title='submit to social sites'>Submit to Social Websites</a>
<!-- menu -->
</td>
<td>
<pre>
__BEGIN__
*vimtips.txt* For Vim version 7.3.
------------------------------------------------------------------------------
" new items marked [N] , corrected items marked [C]
" *best-searching*
/joe/e : cursor set to End of match
3/joe/e+1 : find 3rd joe cursor set to End of match plus 1 [C]
/joe/s-2 : cursor set to Start of match minus 2
/joe/+3 : find joe move cursor 3 lines down
/^joe.*fred.*bill/ : find joe AND fred AND Bill (Joe at start of line)
/^[A-J]/ : search for lines beginning with one or more A-J
/begin\_.*end : search over possible multiple lines
/fred\_s*joe/ : any whitespace including newline [C]
/fred\|joe : Search for FRED OR JOE
/.*fred\&.*joe : Search for FRED AND JOE in any ORDER!
/\<fred\>/ : search for fred but not alfred or frederick [C]
/\<\d\d\d\d\> : Search for exactly 4 digit numbers
/\D\d\d\d\d\D : Search for exactly 4 digit numbers
/\<\d\{4}\> : same thing
/\([^0-9]\|^\)%.*% : Search for absence of a digit or beginning of line
" finding empty lines
/^\n\{3} : find 3 empty lines
/^str.*\nstr : find 2 successive lines starting with str
/\(^str.*\n\)\{2} : find 2 successive lines starting with str
" using rexexp memory in a search find fred.*joe.*joe.*fred *C*
/\(fred\).*\(joe\).*\2.*\1
" Repeating the Regexp (rather than what the Regexp finds)
/^\([^,]*,\)\{8}
" visual searching
:vmap // y/<C-R>"<CR> : search for visually highlighted text
:vmap <silent> // y/<C-R>=escape(@", '\\/.*$^~[]')<CR><CR> : with spec chars
" \zs and \ze regex delimiters :h /\zs
/<\zs[^>]*\ze> : search for tag contents, ignoring chevrons
" zero-width :h /\@=
/<\@<=[^>]*>\@= : search for tag contents, ignoring chevrons
/<\@<=\_[^>]*>\@= : search for tags across possible multiple lines
" searching over multiple lines \_ means including newline
/<!--\_p\{-}--> : search for multiple line comments
/fred\_s*joe/ : any whitespace including newline *C*
/bugs\(\_.\)*bunny : bugs followed by bunny anywhere in file
:h \_ : help
" search for declaration of subroutine/function under cursor
:nmap gx yiw/^\(sub\<bar>function\)\s\+<C-R>"<CR>
" multiple file search
:bufdo /searchstr/ : use :rewind to recommence search
" multiple file search better but cheating
:bufdo %s/searchstr/&/gic : say n and then a to stop
" How to search for a URL without backslashing
?http://www.vim.org/ : (first) search BACKWARDS!!! clever huh!
" Specify what you are NOT searching for (vowels)
/\c\v([^aeiou]&\a){4} : search for 4 consecutive consonants
/\%>20l\%<30lgoat : Search for goat between lines 20 and 30 [N]
/^.\{-}home.\{-}\zshome/e : match only the 2nd occurence in a line of "home" [N]
:%s/home.\{-}\zshome/alone : Substitute only the occurrence of home in any line [N]
" find str but not on lines containing tongue
^\(.*tongue.*\)\@!.*nose.*$
\v^((tongue)@!.)*nose((tongue)@!.)*$
.*nose.*\&^\%(\%(tongue\)\@!.\)*$
:v/tongue/s/nose/&/gic
'a,'bs/extrascost//gc : trick: restrict search to between markers (answer n) [N]
"----------------------------------------
" *best-substitution*
:%s/fred/joe/igc : general substitute command
:%s//joe/igc : Substitute what you last searched for [N]
:%s/~/sue/igc : Substitute your last replacement string [N]
:%s/\r//g : Delete DOS returns ^M
" Is your Text File jumbled onto one line? use following
:%s/\r/\r/g : Turn DOS returns ^M into real returns
:%s= *$== : delete end of line blanks
:%s= \+$== : Same thing
:%s#\s*\r\?$## : Clean both trailing spaces AND DOS returns
:%s#\s*\r*$## : same thing
" deleting empty lines
:%s/^\n\{3}// : delete blocks of 3 empty lines
:%s/^\n\+/\r/ : compressing empty lines
:%s#<[^>]\+>##g : delete html tags, leave text (non-greedy)
:%s#<\_.\{-1,}>##g : delete html tags possibly multi-line (non-greedy)
:%s#.*\(\d\+hours\).*#\1# : Delete all but memorised string (\1) [N]
" parse xml/soap
%s#><\([^/]\)#>\r<\1#g : split jumbled up XML file into one tag per line [N]
%s/</\r&/g : simple split of html/xml/soap [N]
:%s#<[^/]#\r&#gic : simple split of html/xml/soap but not closing tag [N]
:%s#<[^/]#\r&#gi : parse on open xml tag [N]
:%s#\[\d\+\]#\r&#g : parse on numbered array elements [1] [N]
" VIM Power Substitute
:'a,'bg/fred/s/dick/joe/igc : VERY USEFUL
" duplicating columns
:%s= [^ ]\+$=&&= : duplicate end column
:%s= \f\+$=&&= : Dupicate filename
:%s= \S\+$=&& : usually the same
" memory
:%s#example#& = &#gic : duplicate entire matched string [N]
:%s#.*\(tbl_\w\+\).*#\1# : extract list of all strings tbl_* from text [NC]
:s/\(.*\):\(.*\)/\2 : \1/ : reverse fields separated by :
:%s/^\(.*\)\n\1$/\1/ : delete duplicate lines
:%s/^\(.*\)\(\n\1\)\+$/\1/ : delete multiple duplicate lines [N]
" non-greedy matching \{-}
:%s/^.\{-}pdf/new.pdf/ : delete to 1st occurence of pdf only (non-greedy)
%s#^.\{-}\([0-9]\{3,4\}serial\)#\1#gic : delete up to 123serial or 1234serial [N]
" use of optional atom \?
:%s#\<[zy]\?tbl_[a-z_]\+\>#\L&#gc : lowercase with optional leading characters
" over possibly many lines
:%s/<!--\_.\{-}-->// : delete possibly multi-line comments
:help /\{-} : help non-greedy
" substitute using a register
:s/fred/<c-r>a/g : sub "fred" with contents of register "a"
:s/fred/<c-r>asome_text<c-r>s/g
:s/fred/\=@a/g : better alternative as register not displayed (not *) [C]
" multiple commands on one line
:%s/\f\+\.gif\>/\r&\r/g | v/\.gif$/d | %s/gif/jpg/
:%s/a/but/gie|:update|:next : then use @: to repeat
" ORing
:%s/goat\|cow/sheep/gc : ORing (must break pipe)
:'a,'bs#\[\|\]##g : remove [] from lines between markers a and b [N]
:%s/\v(.*\n){5}/&\r : insert a blank line every 5 lines [N]
" Calling a VIM function
:s/__date__/\=strftime("%c")/ : insert datestring
:inoremap \zd <C-R>=strftime("%d%b%y")<CR> : insert date eg 31Jan11 [N]
" Working with Columns sub any str1 in col3
:%s:\(\(\w\+\s\+\)\{2}\)str1:\1str2:
" Swapping first & last column (4 columns)
:%s:\(\w\+\)\(.*\s\+\)\(\w\+\)$:\3\2\1:
" format a mysql query
:%s#\<from\>\|\<where\>\|\<left join\>\|\<\inner join\>#\r&#g
" filter all form elements into paste register
:redir @*|sil exec 'g#<\(input\|select\|textarea\|/\=form\)\>#p'|redir END
:nmap ,z :redir @*<Bar>sil exec 'g@<\(input\<Bar>select\<Bar>textarea\<Bar>/\=form\)\>@p'<Bar>redir END<CR>
" substitute string in column 30 [N]
:%s/^\(.\{30\}\)xx/\1yy/
" decrement numbers by 3
:%s/\d\+/\=(submatch(0)-3)/
" increment numbers by 6 on certain lines only
:g/loc\|function/s/\d/\=submatch(0)+6/
" better
:%s#txtdev\zs\d#\=submatch(0)+1#g
:h /\zs
" increment only numbers gg\d\d by 6 (another way)
:%s/\(gg\)\@<=\d\+/\=submatch(0)+6/
:h zero-width
" rename a string with an incrementing number
:let i=10 | 'a,'bg/Abc/s/yy/\=i/ |let i=i+1 # convert yy to 10,11,12 etc
" as above but more precise
:let i=10 | 'a,'bg/Abc/s/xx\zsyy\ze/\=i/ |let i=i+1 # convert xxyy to xx11,xx12,xx13
" find replacement text, put in memory, then use \zs to simplify substitute
:%s/"\([^.]\+\).*\zsxx/\1/
" Pull word under cursor into LHS of a substitute
:nmap <leader>z :%s#\<<c-r>=expand("<cword>")<cr>\>#
" Pull Visually Highlighted text into LHS of a substitute
:vmap <leader>z :<C-U>%s/\<<c-r>*\>/
" substitute singular or plural
:'a,'bs/bucket\(s\)*/bowl\1/gic [N]
----------------------------------------
" all following performing similar task, substitute within substitution
" Multiple single character substitution in a portion of line only
:%s,\(all/.*\)\@<=/,_,g : replace all / with _ AFTER "all/"
" Same thing
:s#all/\zs.*#\=substitute(submatch(0), '/', '_', 'g')#
" Substitute by splitting line, then re-joining
:s#all/#&^M#|s#/#_#g|-j!
" Substitute inside substitute
:%s/.*/\='cp '.submatch(0).' all/'.substitute(submatch(0),'/','_','g')/
----------------------------------------
" *best-global* command
:g/gladiolli/# : display with line numbers (YOU WANT THIS!)
:g/fred.*joe.*dick/ : display all lines fred,joe & dick
:g/\<fred\>/ : display all lines fred but not freddy
:g/^\s*$/d : delete all blank lines
:g!/^dd/d : delete lines not containing string
:v/^dd/d : delete lines not containing string
:g/joe/,/fred/d : not line based (very powerfull)
:g/fred/,/joe/j : Join Lines [N]
:g/-------/.-10,.d : Delete string & 10 previous lines
:g/{/ ,/}/- s/\n\+/\r/g : Delete empty lines but only between {...}
:v/\S/d : Delete empty lines (and blank lines ie whitespace)
:v/./,/./-j : compress empty lines
:g/^$/,/./-j : compress empty lines
:g/<input\|<form/p : ORing
:g/^/put_ : double space file (pu = put)
:g/^/m0 : Reverse file (m = move)
:g/^/m$ : No effect! [N]
:'a,'bg/^/m'b : Reverse a section a to b
:g/^/t. : duplicate every line
:g/fred/t$ : copy (transfer) lines matching fred to EOF
:g/stage/t'a : copy (transfer) lines matching stage to marker a (cannot use .) [C]
:g/^Chapter/t.|s/./-/g : Automatically underline selecting headings [N]
:g/\(^I[^^I]*\)\{80}/d : delete all lines containing at least 80 tabs
" perform a substitute on every other line
:g/^/ if line('.')%2|s/^/zz /
" match all lines containing "somestr" between markers a & b
" copy after line containing "otherstr"
:'a,'bg/somestr/co/otherstr/ : co(py) or mo(ve)
" as above but also do a substitution
:'a,'bg/str1/s/str1/&&&/|mo/str2/
:%norm jdd : delete every other line
" incrementing numbers (type <c-a> as 5 characters)
:.,$g/^\d/exe "norm! \<c-a>": increment numbers
:'a,'bg/\d\+/norm! ^A : increment numbers
" storing glob results (note must use APPEND) you need to empty reg a first with qaq.
"save results to a register/paste buffer
:g/fred/y A : append all lines fred to register a
:g/fred/y A | :let @*=@a : put into paste buffer
:let @a=''|g/Barratt/y A |:let @*=@a
" filter lines to a file (file must already exist)
:'a,'bg/^Error/ . w >> errors.txt
" duplicate every line in a file wrap a print '' around each duplicate
:g/./yank|put|-1s/'/"/g|s/.*/Print '&'/
" replace string with contents of a file, -d deletes the "mark"
:g/^MARK$/r tmp.txt | -d
" display prettily
:g/<pattern>/z#.5 : display with context
:g/<pattern>/z#.5|echo "==========" : display beautifully
" Combining g// with normal mode commands
:g/|/norm 2f|r* : replace 2nd | with a star
"send output of previous global command to a new window
:nmap <F3> :redir @a<CR>:g//<CR>:redir END<CR>:new<CR>:put! a<CR><CR>
"----------------------------------------
" *Best-Global-combined-with-substitute* (*power-editing*)
:'a,'bg/fred/s/joe/susan/gic : can use memory to extend matching
:/fred/,/joe/s/fred/joe/gic : non-line based (ultra)
:/biz/,/any/g/article/s/wheel/bucket/gic: non-line based [N]
----------------------------------------
" Find fred before beginning search for joe
:/fred/;/joe/-2,/sid/+3s/sally/alley/gIC
"----------------------------------------
" create a new file for each line of file eg 1.txt,2.txt,3,txt etc
:g/^/exe ".w ".line(".").".txt"
"----------------------------------------
" chain an external command
:.g/^/ exe ".!sed 's/N/X/'" | s/I/Q/ [N]
"----------------------------------------
" Operate until string found [N]
d/fred/ :delete until fred
y/fred/ :yank until fred
c/fred/e :change until fred end
v12| : visualise/change/delete to column 12 [N]
"----------------------------------------
" Summary of editing repeats [N]
. last edit (magic dot)
:& last substitute
:%& last substitute every line
:%&gic last substitute every line confirm
g% normal mode repeat last substitute
g& last substitute on all lines
@@ last recording
@: last command-mode command
:!! last :! command
:~ last substitute
:help repeating
----------------------------------------
" Summary of repeated searches
; last f, t, F or T
, last f, t, F or T in opposite direction
n last / or ? search
N last / or ? search in opposite direction
----------------------------------------
" *Absolutely-essential*
----------------------------------------
* # g* g# : find word under cursor (<cword>) (forwards/backwards)
% : match brackets {}[]()
. : repeat last modification
@: : repeat last : command (then @@)
matchit.vim : % now matches tags <tr><td><script> <?php etc
<C-N><C-P> : word completion in insert mode
<C-X><C-L> : Line complete SUPER USEFUL
/<C-R><C-W> : Pull <cword> onto search/command line
/<C-R><C-A> : Pull <CWORD> onto search/command line
:set ignorecase : you nearly always want this
:set smartcase : overrides ignorecase if uppercase used in search string (cool)
:syntax on : colour syntax in Perl,HTML,PHP etc
:set syntax=perl : force syntax (usually taken from file extension)
:h regexp<C-D> : type control-D and get a list all help topics containing
regexp (plus use TAB to Step thru list)
----------------------------------------
" MAKE IT EASY TO UPDATE/RELOAD _vimrc
:nmap ,s :source $VIM/_vimrc
:nmap ,v :e $VIM/_vimrc
:e $MYVIMRC : edits your _vimrc whereever it might be [N]
" How to have a variant in your .vimrc for different PCs [N]
if $COMPUTERNAME == "NEWPC"
ab mypc vista
else
ab mypc dell25
endif
----------------------------------------
" splitting windows
:vsplit other.php # vertically split current file with other.php [N]
----------------------------------------
"VISUAL MODE (easy to add other HTML Tags)
:vmap sb "zdi<b><C-R>z</b><ESC> : wrap <b></b> around VISUALLY selected Text
:vmap st "zdi<?= <C-R>z ?><ESC> : wrap <?= ?> around VISUALLY selected Text
----------------------------------------
"vim 7 tabs
vim -p fred.php joe.php : open files in tabs
:tabe fred.php : open fred.php in a new tab
:tab ball : tab open files
:close : close a tab but leave the buffer *N*
" vim 7 forcing use of tabs from .vimrc
:nnoremap gf <C-W>gf
:cab e tabe
:tab sball : retab all files in buffer (repair) [N]
----------------------------------------
" Exploring
:e . : file explorer
:Exp(lore) : file explorer note capital Ex
:Sex(plore) : file explorer in split window
:browse e : windows style browser
:ls : list of buffers
:cd .. : move to parent directory
:args : list of files
:pwd : Print Working Directory (current directory) [N]
:args *.php : open list of files (you need this!)
:lcd %:p:h : change to directory of current file
:autocmd BufEnter * lcd %:p:h : change to directory of current file automatically (put in _vimrc)
----------------------------------------
" Changing Case
guu : lowercase line
gUU : uppercase line
Vu : lowercase line
VU : uppercase line
g~~ : flip case line
vEU : Upper Case Word
vE~ : Flip Case Word
ggguG : lowercase entire file
" Titlise Visually Selected Text (map for .vimrc)
vmap ,c :s/\<\(.\)\(\k*\)\>/\u\1\L\2/g<CR>
" Title Case A Line Or Selection (better)
vnoremap <F6> :s/\%V\<\(\w\)\(\w*\)\>/\u\1\L\2/ge<cr> [N]
" titlise a line
nmap ,t :s/.*/\L&/<bar>:s/\<./\u&/g<cr> [N]
" Uppercase first letter of sentences
:%s/[.!?]\_s\+\a/\U&\E/g
----------------------------------------
gf : open file name under cursor (SUPER)
:nnoremap gF :view <cfile><cr> : open file under cursor, create if necessary
ga : display hex,ascii value of char under cursor
ggVGg? : rot13 whole file
ggg?G : rot13 whole file (quicker for large file)
:8 | normal VGg? : rot13 from line 8
:normal 10GVGg? : rot13 from line 8
<C-A>,<C-X> : increment,decrement number under cursor
win32 users must remap CNTRL-A
<C-R>=5*5 : insert 25 into text (mini-calculator)
----------------------------------------
" Make all other tips superfluous
:h 42 : also http://www.google.com/search?q=42
:h holy-grail
:h!
----------------------------------------
" disguise text (watch out) [N]
ggVGg? : rot13 whole file (toggles)
:set rl! : reverse lines right to left (toggles)
:g/^/m0 : reverse lines top to bottom (toggles)
:%s/\(\<.\{-}\>\)/\=join(reverse(split(submatch(1), '.\zs')), '')/g : reverse all text *N*
----------------------------------------
" History, Markers & moving about (what Vim Remembers) [C]
'. : jump to last modification line (SUPER)
`. : jump to exact spot in last modification line
g; : cycle thru recent changes (oldest first)
g, : reverse direction
:changes
:h changelist : help for above
<C-O> : retrace your movements in file (starting from most recent)
<C-I> : retrace your movements in file (reverse direction)
:ju(mps) : list of your movements
:help jump-motions
:history : list of all your commands
:his c : commandline history
:his s : search history
q/ : Search history Window (puts you in full edit mode) (exit CTRL-C)
q: : commandline history Window (puts you in full edit mode) (exit CTRL-C)
:<C-F> : history Window (exit CTRL-C)
----------------------------------------
" Abbreviations & Maps
" Maps are commands put onto keys, abbreviations expand typed text [N]
" Following 4 maps enable text transfer between VIM sessions
:map <f7> :'a,'bw! c:/aaa/x : save text to file x
:map <f8> :r c:/aaa/x : retrieve text
:map <f11> :.w! c:/aaa/xr<CR> : store current line
:map <f12> :r c:/aaa/xr<CR> : retrieve current line
:ab php : list of abbreviations beginning php
:map , : list of maps beginning ,
" allow use of F10 for mapping (win32)
set wak=no : :h winaltkeys
" For use in Maps
<CR> : carriage Return for maps
<ESC> : Escape
<LEADER> : normally \
<BAR> : | pipe
<BACKSPACE> : backspace
<SILENT> : No hanging shell window
"display RGB colour under the cursor eg #445588
:nmap <leader>c :hi Normal guibg=#<c-r>=expand("<cword>")<cr><cr>
map <f2> /price only\\|versus/ :in a map need to backslash the \
" type table,,, to get <table></table> ### Cool ###
imap ,,, <esc>bdwa<<esc>pa><cr></<esc>pa><esc>kA
" list current mappings of all your function keys
:for i in range(1, 12) | execute("map <F".i.">") | endfor [N]
" for your .vimrc
:cab ,f :for i in range(1, 12) \| execute("map <F".i.">") \| endfor
"chain commands in abbreviation
cabbrev vrep tabe class.inc \| tabe report.php ## chain commands [N]
----------------------------------------
" Simple PHP debugging display all variables yanked into register a
iab phpdb exit("<hr>Debug <C-R>a ");
----------------------------------------
" Using a register as a map (preload registers in .vimrc)
:let @m=":'a,'bs/"
:let @s=":%!sort -u"
----------------------------------------
" Useful tricks
"ayy@a : execute "Vim command" in a text file
yy@" : same thing using unnamed register
u@. : execute command JUST typed in
"ddw : store what you delete in register d [N]
"ccaw : store what you change in register c [N]
----------------------------------------
" Get output from other commands (requires external programs)
:r!ls -R : reads in output of ls
:put=glob('**') : same as above [N]
:r !grep "^ebay" file.txt : grepping in content [N]
:20,25 !rot13 : rot13 lines 20 to 25 [N]
!!date : same thing (but replaces/filters current line)
" Sorting with external sort
:%!sort -u : use an external program to filter content
:'a,'b!sort -u : use an external program to filter content
!1} sort -u : sorts paragraph (note normal mode!!)
:g/^$/;/^$/-1!sort : Sort each block (note the crucial ;)
" Sorting with internal sort
:sort /.*\%2v/ : sort all lines on second column [N]
" number lines (linux or cygwin only)
:new | r!nl # [N]
----------------------------------------
" Multiple Files Management (Essential)
:bn : goto next buffer
:bp : goto previous buffer
:wn : save file and move to next (super)
:wp : save file and move to previous
:bd : remove file from buffer list (super)
:bun : Buffer unload (remove window but not from list)
:badd file.c : file from buffer list
:b3 : go to buffer 3 [C]
:b main : go to buffer with main in name eg main.c (ultra)
:sav php.html : Save current file as php.html and "move" to php.html
:sav! %<.bak : Save Current file to alternative extension (old way)
:sav! %:r.cfm : Save Current file to alternative extension
:sav %:s/fred/joe/ : do a substitute on file name
:sav %:s/fred/joe/:r.bak2 : do a substitute on file name & ext.
:!mv % %:r.bak : rename current file (DOS use Rename or DEL)
:help filename-modifiers
:e! : return to unmodified file
:w c:/aaa/% : save file elsewhere
:e # : edit alternative file (also cntrl-^)
:rew : return to beginning of edited files list (:args)
:brew : buffer rewind
:sp fred.txt : open fred.txt into a split
:sball,:sb : Split all buffers (super)
:scrollbind : in each split window
:map <F5> :ls<CR>:e # : Pressing F5 lists all buffer, just type number
:set hidden : Allows to change buffer w/o saving current buffer
----------------------------------------
" Quick jumping between splits
map <C-J> <C-W>j<C-W>_
map <C-K> <C-W>k<C-W>_
----------------------------------------
" Recording (BEST Feature of ALL)
qq # record to q
your complex series of commands
q # end recording
@q to execute
@@ to Repeat
5@@ to Repeat 5 times
qQ@qq : Make an existing recording q recursive [N]
" editing a register/recording
"qp :display contents of register q (normal mode)
<ctrl-R>q :display contents of register q (insert mode)
" you can now see recording contents, edit as required
"qdd :put changed contacts back into q
@q :execute recording/register q
" Operating a Recording on a Visual BLOCK (blockwise)
1) define recording/register
qq:s/ to/ from/g^Mq
2) Define Visual BLOCK
V}
3) hit : and the following appears
:'<,'>
4)Complete as follows
:'<,'>norm @q
----------------------------------------
"combining a recording with a map (to end up in command mode)
"here we operate on a file with a recording, then move to the next file [N]
:nnoremap ] @q:update<bar>bd
----------------------------------------
" Visual is the newest and usually the most intuitive editing mode
" Visual basics
v : enter visual mode
V : visual mode whole line
<C-V> : enter VISUAL BLOCKWISE mode (remap on Windows to say C-Q *C*
gv : reselect last visual area (ultra)
o : navigate visual area
"*y or "+y : yank visual area into paste buffer [C]
V% : visualise what you match
V}J : Join Visual block (great)
V}gJ : Join Visual block w/o adding spaces
`[v`] : Highlight last insert
:%s/\%Vold/new/g : Do a substitute on last visual area [N]
----------------------------------------
" Delete 8th and 9th characters of 10 successive lines [C]
08l<c-v>10j2ld (use Control Q on win32) [C]
----------------------------------------
" how to copy a set of columns using VISUAL BLOCK
" visual block (AKA columnwise selection) (NOT BY ordinary v command)
<C-V> then select "column(s)" with motion commands (win32 <C-Q>)
then c,d,y,r etc
----------------------------------------
" how to overwrite a visual-block of text with another such block [C]
" move with hjkl etc
Pick the first block: ctrl-v move y
Pick the second block: ctrl-v move P <esc>
----------------------------------------
" text objects :h text-objects [C]
daW : delete contiguous non whitespace
di< yi< ci< : Delete/Yank/Change HTML tag contents
da< ya< ca< : Delete/Yank/Change whole HTML tag
dat dit : Delete HTML tag pair
diB daB : Empty a function {}
das : delete a sentence
----------------------------------------
" _vimrc essentials
:imap <TAB> <C-N> : set tab to complete [N]
:set incsearch : jumps to search word as you type (annoying but excellent)
:set wildignore=*.o,*.obj,*.bak,*.exe : tab complete now ignores these
:set shiftwidth=3 : for shift/tabbing
:set vb t_vb=". : set silent (no beep)
:set browsedir=buffer : Maki GUI File Open use current directory
----------------------------------------
" launching Win IE
:nmap ,f :update<CR>:silent !start c:\progra~1\intern~1\iexplore.exe file://%:p<CR>
:nmap ,i :update<CR>: !start c:\progra~1\intern~1\iexplore.exe <cWORD><CR>
----------------------------------------
" FTPing from VIM
cmap ,r :Nread ftp://209.51.134.122/public_html/index.html
cmap ,w :Nwrite ftp://209.51.134.122/public_html/index.html
gvim ftp://www.somedomain.com/index.html # uses netrw.vim
----------------------------------------
" appending to registers (use CAPITAL)
" yank 5 lines into "a" then add a further 5
"a5yy
10j
"A5yy
----------------------------------------
[I : show lines matching word under cursor <cword> (super)
----------------------------------------
" Conventional Shifting/Indenting
:'a,'b>>
" visual shifting (builtin-repeat)
:vnoremap < <gv
:vnoremap > >gv
" Block shifting (magic)
>i{
>a{
" also
>% and <%
== : index current line same as line above [N]
----------------------------------------
" Redirection & Paste register *
:redir @* : redirect commands to paste buffer
:redir END : end redirect
:redir >> out.txt : redirect to a file
" Working with Paste buffer
"*yy : yank curent line to paste
"*p : insert from paste buffer
" yank to paste buffer (ex mode)
:'a,'by* : Yank range into paste
:%y* : Yank whole buffer into paste
:.y* : Yank Current line to paster
" filter non-printable characters from the paste buffer
" useful when pasting from some gui application
:nmap <leader>p :let @* = substitute(@*,'[^[:print:]]','','g')<cr>"*p
:set paste : prevent vim from formatting pasted in text *N*
----------------------------------------
" Re-Formatting text
gq} : Format a paragraph
gqap : Format a paragraph
ggVGgq : Reformat entire file
Vgq : current line
" break lines at 70 chars, if possible after a ;
:s/.\{,69\};\s*\|.\{,69\}\s\+/&\r/g
----------------------------------------
" Operate command over multiple files
:argdo %s/foo/bar/e : operate on all files in :args
:bufdo %s/foo/bar/e
:windo %s/foo/bar/e
:argdo exe '%!sort'|w! : include an external command
:bufdo exe "normal @q" | w : perform a recording on open files
:silent bufdo !zip proj.zip %:p : zip all current files
----------------------------------------
" Command line tricks
gvim -h : help
ls | gvim - : edit a stream!!
cat xx | gvim - -c "v/^\d\d\|^[3-9]/d " : filter a stream
gvim -o file1 file2 : open into a horizontal split (file1 on top, file2 on bottom) [C]
gvim -O file1 file2 : open into a vertical split (side by side,for comparing code) [N]
" execute one command after opening file
gvim.exe -c "/main" joe.c : Open joe.c & jump to "main"
" execute multiple command on a single file
vim -c "%s/ABC/DEF/ge | update" file1.c
" execute multiple command on a group of files
vim -c "argdo %s/ABC/DEF/ge | update" *.c
" remove blocks of text from a series of files
vim -c "argdo /begin/+1,/end/-1g/^/d | update" *.c
" Automate editing of a file (Ex commands in convert.vim)
vim -s "convert.vim" file.c
"load VIM without .vimrc and plugins (clean VIM) e.g. for HUGE files
gvim -u NONE -U NONE -N
" Access paste buffer contents (put in a script/batch file)
gvim -c 'normal ggdG"*p' c:/aaa/xp
" print paste contents to default printer
gvim -c 's/^/\=@*/|hardcopy!|q!'
" gvim's use of external grep (win32 or *nix)
:!grep somestring *.php : creates a list of all matching files [C]
" use :cn(ext) :cp(rev) to navigate list
:h grep
" Using vimgrep with copen [N]
:vimgrep /keywords/ *.php
:copen
----------------------------------------
" GVIM Difference Function (Brilliant)
gvim -d file1 file2 : vimdiff (compare differences)
dp : "put" difference under cursor to other file
do : "get" difference under cursor from other file
" complex diff parts of same file [N]
:1,2yank a | 7,8yank b
:tabedit | put a | vnew | put b
:windo diffthis
----------------------------------------
" Vim traps
In regular expressions you must backslash + (match 1 or more)
In regular expressions you must backslash | (or)
In regular expressions you must backslash ( (group)
In regular expressions you must backslash { (count)
/fred\+/ : matches fred/freddy but not free
/\(fred\)\{2,3}/ : note what you have to break
----------------------------------------
" \v or very magic (usually) reduces backslashing
/codes\(\n\|\s\)*where : normal regexp
/\vcodes(\n|\s)*where : very magic
----------------------------------------
" pulling objects onto command/search line (SUPER)
<C-R><C-W> : pull word under the cursor into a command line or search
<C-R><C-A> : pull WORD under the cursor into a command line or search
<C-R>- : pull small register (also insert mode)
<C-R>[0-9a-z] : pull named registers (also insert mode)
<C-R>% : pull file name (also #) (also insert mode)
<C-R>=somevar : pull contents of a variable (eg :let sray="ray[0-9]")
----------------------------------------
" List your Registers
:reg : display contents of all registers
:reg a : display content of register a
:reg 12a : display content of registers 1,2 & a [N]
"5p : retrieve 5th "ring"
"1p.... : retrieve numeric registers one by one
:let @y='yy@"' : pre-loading registers (put in .vimrc)
qqq : empty register "q"
qaq : empty register "a"
:reg .-/%:*" : the seven special registers [N]
:reg 0 : what you last yanked, not affected by a delete [N]
"_dd : Delete to blackhole register "_ , don't affect any register [N]
----------------------------------------
" manipulating registers
:let @a=@_ : clear register a
:let @a="" : clear register a
:let @a=@" : Save unnamed register [N]
:let @*=@a : copy register a to paste buffer
:let @*=@: : copy last command to paste buffer
:let @*=@/ : copy last search to paste buffer
:let @*=@% : copy current filename to paste buffer
----------------------------------------
" help for help (USE TAB)
:h quickref : VIM Quick Reference Sheet (ultra)
:h tips : Vim's own Tips Help
:h visual<C-D><tab> : obtain list of all visual help topics
: Then use tab to step thru them
:h ctrl<C-D> : list help of all control keys
:helpg uganda : grep HELP Files use :cn, :cp to find next
:helpgrep edit.*director: grep help using regexp
:h :r : help for :ex command
:h CTRL-R : normal mode
:h /\r : what's \r in a regexp (matches a <CR>)
:h \\zs : double up backslash to find \zs in help
:h i_CTRL-R : help for say <C-R> in insert mode
:h c_CTRL-R : help for say <C-R> in command mode
:h v_CTRL-V : visual mode
:h tutor : VIM Tutor
<C-]> : jump to {keyword} under cursor in help file [C]
<C-[>, <C-T> : Move back & Forth in HELP History
gvim -h : VIM Command Line Help
:cabbrev h tab help : open help in a tab [N]
----------------------------------------
" where was an option set
:scriptnames : list all plugins, _vimrcs loaded (super)
:verbose set history? : reveals value of history and where set
:function : list functions
:func SearchCompl : List particular function
----------------------------------------
" making your own VIM help
:helptags /vim/vim64/doc : rebuild all *.txt help files in /doc
:help add-local-help
" save this page as a VIM Help File [N]
:sav! $VIMRUNTIME/doc/vimtips.txt|:1,/^__BEGIN__/d|:/^__END__/,$d|:w!|:helptags $VIMRUNTIME/doc
----------------------------------------
" running file thru an external program (eg php)
map <f9> :w<CR>:!c:/php/php.exe %<CR>
map <f2> :w<CR>:!perl -c %<CR>
----------------------------------------
" capturing output of current script in a separate buffer
:new | r!perl # : opens new buffer,read other buffer
:new! x.out | r!perl # : same with named file
:new+read!ls
----------------------------------------
" create a new buffer, paste a register "q" into it, then sort new buffer
:new +put q|%!sort
----------------------------------------
" Inserting DOS Carriage Returns
:%s/$/\<C-V><C-M>&/g : that's what you type
:%s/$/\<C-Q><C-M>&/g : for Win32
:%s/$/\^M&/g : what you'll see where ^M is ONE character
----------------------------------------
" automatically delete trailing Dos-returns,whitespace
autocmd BufRead * silent! %s/[\r \t]\+$//
autocmd BufEnter *.php :%s/[ \t\r]\+$//e
----------------------------------------
" perform an action on a particular file or file type
autocmd VimEnter c:/intranet/note011.txt normal! ggVGg?
autocmd FileType *.pl exec('set fileformats=unix')
----------------------------------------
" Retrieving last command line command for copy & pasting into text
i<c-r>:
" Retrieving last Search Command for copy & pasting into text
i<c-r>/
----------------------------------------
" more completions
<C-X><C-F> :insert name of a file in current directory
----------------------------------------
" Substituting a Visual area
" select visual area as usual (:h visual) then type :s/Emacs/Vim/ etc
:'<,'>s/Emacs/Vim/g : REMEMBER you dont type the '<.'>
gv : Re-select the previous visual area (ULTRA)
----------------------------------------
" inserting line number into file
:g/^/exec "s/^/".strpart(line(".")." ", 0, 4)
:%s/^/\=strpart(line(".")." ", 0, 5)
:%s/^/\=line('.'). ' '
----------------------------------------
" *numbering lines VIM way*
:set number : show line numbers
:map <F12> :set number!<CR> : Show linenumbers flip-flop
:%s/^/\=strpart(line('.')." ",0,&ts)
" numbering lines (need Perl on PC) starting from arbitrary number
:'a,'b!perl -pne 'BEGIN{$a=223} substr($_,2,0)=$a++'
" Produce a list of numbers
" Type in number on line say 223 in an empty file
qqmnYP`n^Aq : in recording q repeat with @q
" increment existing numbers to end of file (type <c-a> as 5 characters)
:.,$g/^\d/exe "normal! \<c-a>"
" advanced incrementing
http://vim.sourceforge.net/tip_view.php?tip_id=150
----------------------------------------
" *advanced incrementing* (really useful)
" put following in _vimrc
let g:I=0
function! INC(increment)
let g:I =g:I + a:increment
return g:I
endfunction
" eg create list starting from 223 incrementing by 5 between markers a,b
:let I=223
:'a,'bs/^/\=INC(5)/
" create a map for INC
cab viminc :let I=223 \| 'a,'bs/$/\=INC(5)/
----------------------------------------
" *generate a list of numbers* 23-64
o23<ESC>qqYp<C-A>q40@q
----------------------------------------
" editing/moving within current insert (Really useful)
<C-U> : delete all entered
<C-W> : delete last word
<HOME><END> : beginning/end of line
<C-LEFTARROW><C-RIGHTARROW> : jump one word backwards/forwards
<C-X><C-E>,<C-X><C-Y> : scroll while staying put in insert
----------------------------------------
#encryption (use with care: DON'T FORGET your KEY)
:X : you will be prompted for a key
:h :X
----------------------------------------
" modeline (make a file readonly etc) must be in first/last 5 lines
// vim:noai:ts=2:sw=4:readonly:
" vim:ft=html: : says use HTML Syntax highlighting
:h modeline
----------------------------------------
" Creating your own GUI Toolbar entry
amenu Modeline.Insert\ a\ VIM\ modeline <Esc><Esc>ggOvim:ff=unix ts=4 ss=4<CR>vim60:fdm=marker<esc>gg
----------------------------------------
" A function to save word under cursor to a file
function! SaveWord()
normal yiw
exe ':!echo '.@0.' >> word.txt'
endfunction
map ,p :call SaveWord()
----------------------------------------
" function to delete duplicate lines
function! Del()
if getline(".") == getline(line(".") - 1)
norm dd
endif
endfunction
:g/^/ call Del()
----------------------------------------
" Digraphs (non alpha-numerics)
:digraphs : display table
:h dig : help
i<C-K>e' : enters é
i<C-V>233 : enters é (Unix)
i<C-Q>233 : enters é (Win32)
ga : View hex value of any character
#Deleting non-ascii characters (some invisible)
:%s/[\x00-\x1f\x80-\xff]/ /g : type this as you see it
:%s/[<C-V>128-<C-V>255]//gi : where you have to type the Control-V
:%s/[-ÿ]//gi : Should see a black square & a dotted y
:%s/[<C-V>128-<C-V>255<C-V>01-<C-V>31]//gi : All pesky non-asciis
:exec "norm /[\x00-\x1f\x80-\xff]/" : same thing
#Pull a non-ascii character onto search bar
yl/<C-R>" :
/[^a-zA-Z0-9_[:space:][:punct:]] : search for all non-ascii
----------------------------------------
" All file completions grouped (for example main_c.c)
:e main_<tab> : tab completes
gf : open file under cursor (normal)
main_<C-X><C-F> : include NAME of file in text (insert mode)
----------------------------------------
" Complex Vim
" swap two words
:%s/\<\(on\|off\)\>/\=strpart("offon", 3 * ("off" == submatch(0)), 3)/g
" swap two words
:vnoremap <C-X> <Esc>`.``gvP``P
" Swap word with next word
nmap <silent> gw "_yiw:s/\(\%#\w\+\)\(\_W\+\)\(\w\+\)/\3\2\1/<cr><c-o><c-l> [N]
----------------------------------------
" Convert Text File to HTML
:runtime! syntax/2html.vim : convert txt to html
:h 2html
----------------------------------------
" VIM has internal grep
:grep some_keyword *.c : get list of all c-files containing keyword
:cn : go to next occurrence
----------------------------------------
" Force Syntax coloring for a file that has no extension .pl
:set syntax=perl
" Remove syntax coloring (useful for all sorts of reasons)
:set syntax off
" change coloring scheme (any file in ~vim/vim??/colors)
:colorscheme blue
:colorscheme morning : good fallback colorscheme *N*
" Force HTML Syntax highlighting by using a modeline
# vim:ft=html:
" Force syntax automatically (for a file with non-standard extension)
au BufRead,BufNewFile */Content.IE?/* setfiletype html
----------------------------------------
:set noma (non modifiable) : Prevents modifications
:set ro (Read Only) : Protect a file from unintentional writes
----------------------------------------
" Sessions (Open a set of files)
gvim file1.c file2.c lib/lib.h lib/lib2.h : load files for "session"
:mksession : Make a Session file (default Session.vim)
:mksession MySession.vim : Make a Session file named file [C]
:q
gvim -S : Reload all files (loads Session.vim) [C]
gvim -S MySession.vim : Reload all files from named session [C]
----------------------------------------
#tags (jumping to subroutines/functions)
taglist.vim : popular plugin
:Tlist : display Tags (list of functions)
<C-]> : jump to function under cursor
----------------------------------------
" columnise a csv file for display only as may crop wide columns
:let width = 20
:let fill=' ' | while strlen(fill) < width | let fill=fill.fill | endwhile
:%s/\([^;]*\);\=/\=strpart(submatch(1).fill, 0, width)/ge
:%s/\s\+$//ge
" Highlight a particular csv column (put in .vimrc)
function! CSVH(x)
execute 'match Keyword /^\([^,]*,\)\{'.a:x.'}\zs[^,]*/'
execute 'normal ^'.a:x.'f,'
endfunction
command! -nargs=1 Csv :call CSVH(<args>)
" call with
:Csv 5 : highlight fifth column
----------------------------------------
zf1G : fold everything before this line [N]
" folding : hide sections to allow easier comparisons
zf} : fold paragraph using motion
v}zf : fold paragraph using visual
zf'a : fold to mark
zo : open fold
zc : re-close fold
" also visualise a section of code then type zf [N]
:help folding
zfG : fold everything after this line [N]
----------------------------------------
" displaying "non-asciis"
:set list
:h listchars
----------------------------------------
" How to paste "normal vim commands" w/o entering insert mode
:norm qqy$jq
----------------------------------------
" manipulating file names
:h filename-modifiers : help
:w % : write to current file name
:w %:r.cfm : change file extention to .cfm
:!echo %:p : full path & file name
:!echo %:p:h : full path only
:!echo %:t : filename only
:reg % : display filename
<C-R>% : insert filename (insert mode)
"%p : insert filename (normal mode)
/<C-R>% : Search for file name in text
----------------------------------------
" delete without destroying default buffer contents
"_d : what you've ALWAYS wanted
"_dw : eg delete word (use blackhole)
----------------------------------------
" pull full path name into paste buffer for attachment to email etc
nnoremap <F2> :let @*=expand("%:p")<cr> :unix
nnoremap <F2> :let @*=substitute(expand("%:p"), "/", "\\", "g")<cr> :win32
----------------------------------------
" Simple Shell script to rename files w/o leaving vim
$ vim
:r! ls *.c
:%s/\(.*\).c/mv & \1.bla
:w !sh
:q!
----------------------------------------
" count words/lines in a text file
g<C-G> # counts words
:echo line("'b")-line("'a") # count lines between markers a and b [N]
:'a,'bs/^//n # count lines between markers a and b
:'a,'bs/somestring//gn # count occurences of a string
----------------------------------------
" example of setting your own highlighting
:syn match DoubleSpace " "
:hi def DoubleSpace guibg=#e0e0e0
----------------------------------------
" reproduce previous line word by word
imap ] @@@<ESC>hhkyWjl?@@@<CR>P/@@@<CR>3s
nmap ] i@@@<ESC>hhkyWjl?@@@<CR>P/@@@<CR>3s
" Programming keys depending on file type
:autocmd bufenter *.tex map <F1> :!latex %<CR>
:autocmd bufenter *.tex map <F2> :!xdvi -hush %<.dvi&<CR>
" allow yanking of php variables with their dollar [N]
:autocmd bufenter *.php :set iskeyword+=\$
----------------------------------------
" reading Ms-Word documents, requires antiword (not docx)
:autocmd BufReadPre *.doc set ro
:autocmd BufReadPre *.doc set hlsearch!
:autocmd BufReadPost *.doc %!antiword "%"
----------------------------------------